Bulky yarn producing apparatus

Details Bulky yarn producing apparatus Bulky yarn producing apparatus

1978-05-31

1979-08-21

Petrakes, John

Textiles: spinning, twisting, and twining

Apparatus and processes

Stapilizing

57284, 57289, 57339, 57350, D02G 102, D02G 300, D02G 334

Patent

active

041648366

ABSTRACT:
Herein disclosed is an apparatus for producing a bulky yarn like natural fibers. The apparatus comprises a twist mechanism provided on a yarn travelling path for twisting and untwisting a yarn; a rubbing mechanism provided on the yarn travelling path of the yarn which is twisted by the twist mechanism and having a rough surface so as to rub filaments constituting the yarn for imparting scratches thereto; and a stretching mechanism provided on the downstream of the rubbing mechanism along the yarn travelling path of the untwisted yarn to stretch the yarn so that the filaments are severed at their scratches to produce a bulky yarn.

REFERENCES:
patent: 2781555 (1957-02-01), MacHenry
patent: 3001358 (1961-09-01), Mayner
patent: 3007298 (1961-11-01), Williams et al.
patent: 3043088 (1962-07-01), Breen
patent: 3645080 (1972-02-01), Yamagata et al.
patent: 3831360 (1974-08-01), Horvath
patent: 3946548 (1976-03-01), Hino et al.
patent: 3967441 (1976-07-01), Yasuzuka et al.
patent: 4062177 (1977-12-01), Kojima et al.
patent: 4080778 (1978-03-01), Adams et al.

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